![A Box Spread Test of the SET50 Index Options Market Efficiency: Evidence from the Thailand Futures Exchange | Semantic Scholar A Box Spread Test of the SET50 Index Options Market Efficiency: Evidence from the Thailand Futures Exchange | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/c482a472cccc9a4dd36f5a6409af8992db813991/2-Figure1-1.png)
A Box Spread Test of the SET50 Index Options Market Efficiency: Evidence from the Thailand Futures Exchange | Semantic Scholar
![A Box Spread Test of the SET50 Index Options Market Efficiency: Evidence from the Thailand Futures Exchange | Semantic Scholar A Box Spread Test of the SET50 Index Options Market Efficiency: Evidence from the Thailand Futures Exchange | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/c482a472cccc9a4dd36f5a6409af8992db813991/2-Figure2-1.png)
A Box Spread Test of the SET50 Index Options Market Efficiency: Evidence from the Thailand Futures Exchange | Semantic Scholar
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